96dfaf619a
- AgentConfigRepository 从 department_id 改为 uid - 添加 Context 字段权限过滤功能 - 更新 sandbox paths 和 base agent 配置
208 lines
7.0 KiB
Python
208 lines
7.0 KiB
Python
"""Define the configurable parameters for the agent."""
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import uuid
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from dataclasses import MISSING, dataclass, field, fields
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from typing import get_origin
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from yuxi import config as sys_config
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def _role_can_access(auth: str | None, role: str | None) -> bool:
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if not auth:
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return True
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if auth == "admin":
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return role in {"admin", "superadmin"}
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if auth == "superadmin":
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return role == "superadmin"
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return False
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def filter_config_by_role(
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config_json: dict,
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role: str | None,
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context_schema: type["BaseContext"] | None = None,
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) -> dict:
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"""按 Context 字段 metadata.auth 过滤 config_json.context。"""
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if not isinstance(config_json, dict):
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return {}
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schema = context_schema or BaseContext
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restricted_fields = {
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f.name
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for f in fields(schema)
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if f.metadata.get("auth") and not _role_can_access(str(f.metadata.get("auth")), role)
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}
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if not restricted_fields:
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return dict(config_json)
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filtered = dict(config_json)
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context = filtered.get("context")
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if isinstance(context, dict):
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filtered["context"] = {key: value for key, value in context.items() if key not in restricted_fields}
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return filtered
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@dataclass(kw_only=True)
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class BaseContext:
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"""
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定义一个基础 Context 供 各类 graph 继承
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配置优先级:
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1. 运行时配置(RunnableConfig)：最高优先级，直接从函数参数传入
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2. 类默认配置：最低优先级，类中定义的默认值
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"""
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def update(self, data: dict):
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"""更新配置字段"""
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for key, value in data.items():
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if hasattr(self, key):
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setattr(self, key, value)
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thread_id: str = field(
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default_factory=lambda: str(uuid.uuid4()),
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metadata={"name": "线程ID", "configurable": False, "description": "用来唯一标识一个对话线程"},
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)
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uid: str = field(
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default_factory=lambda: str(uuid.uuid4()),
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metadata={"name": "UID", "configurable": False, "description": "用来唯一标识一个用户"},
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)
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system_prompt: str = field(
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default="You are a helpful assistant.",
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metadata={"name": "系统提示词", "description": "用来描述智能体的角色和行为", "kind": "prompt"},
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)
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model: str = field(
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default=sys_config.default_model,
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metadata={
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"name": "智能体模型",
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"options": [],
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"description": "智能体的驱动模型，建议选择 Agent 能力较强的模型，不建议使用小参数模型。",
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"kind": "llm",
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},
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)
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tools: list[str] = field(
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default_factory=lambda: ["ask_user_question", "tavily_search"],
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metadata={
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"name": "工具",
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"description": "内置的工具。",
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"kind": "tools",
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},
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)
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knowledges: list[str] | None = field(
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default=None,
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metadata={
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"name": "知识库",
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"description": "知识库列表，可以在左侧知识库页面中创建知识库。默认选择当前用户可访问的全部知识库。",
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"type": "list",
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"kind": "knowledges",
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},
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)
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mcps: list[str] = field(
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default_factory=list,
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metadata={
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"name": "MCP服务器",
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"options": [],
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"description": (
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"MCP服务器列表，建议使用支持 SSE 的 MCP 服务器，"
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"如果需要使用 uvx 或 npx 运行的服务器，也请在项目外部启动 MCP 服务器，并在项目中配置 MCP 服务器。"
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),
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"kind": "mcps",
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},
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)
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skills: list[str] = field(
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default_factory=list,
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metadata={
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"name": "Skills",
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"options": [],
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"description": "可选技能列表（由超级管理员维护）。运行时仅挂载并只读暴露选中的 "
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"skills。技能依赖的工具和 MCP 服务器也会被自动挂载。",
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"type": "list",
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"kind": "skills",
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},
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)
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subagents_model: str = field(
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default=sys_config.default_model,
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metadata={
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"name": "子智能体的默认模型",
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"description": "为所有子智能体设置默认模型，可在各子智能体配置中单独覆盖。",
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"kind": "llm",
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},
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)
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subagents: list[str] = field(
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default_factory=list,
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metadata={
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"name": "子智能体",
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"options": [],
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"description": "可选子智能体列表。为空表示不启用任何 SubAgent。但依然会启用一个 general-purpose 的子智能体",
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"type": "list",
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"kind": "subagents",
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},
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)
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summary_threshold: int = field(
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default=100,
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metadata={
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"name": "上下文摘要触发阈值 (KB)",
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"description": "当上下文大小超过该值时，启用摘要功能以优化上下文使用。单位为 KB，默认值为 100KB。",
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"type": "number",
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"auth": "admin",
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},
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)
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@classmethod
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def get_configurable_items(cls, user_role: str | None = None):
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"""实现一个可配置的参数列表，在 UI 上配置时使用"""
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configurable_items = {}
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for f in fields(cls):
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if f.init and not f.metadata.get("hide", False):
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if user_role is not None and not _role_can_access(f.metadata.get("auth"), user_role):
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continue
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if f.metadata.get("configurable", True):
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type_name = cls._get_type_name(f.type)
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options = f.metadata.get("options", [])
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if callable(options):
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options = options()
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configurable_items[f.name] = {
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"type": f.metadata.get("type", type_name),
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"name": f.metadata.get("name", f.name),
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"options": options,
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"default": f.default
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if f.default is not MISSING
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else f.default_factory()
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if f.default_factory is not MISSING
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else None,
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"description": f.metadata.get("description", ""),
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"kind": f.metadata.get("kind", ""),
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}
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return configurable_items
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@classmethod
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def _get_type_name(cls, field_type) -> str:
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"""获取类型名称"""
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origin = get_origin(field_type)
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if origin is not None:
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if hasattr(origin, "__name__"):
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return origin.__name__
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return str(origin)
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elif hasattr(field_type, "__name__"):
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return field_type.__name__
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else:
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return str(field_type)
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def update_from_dict(self, data: dict):
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"""从字典更新配置字段"""
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for key, value in data.items():
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if hasattr(self, key):
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setattr(self, key, value)
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